I figured we could all turn to our mormon brothers and sisters for a solution and see what they use:
1. Fudge
2. Fetch
3. Flip
4. Frigging
5. Freakin'
6. Suck
7. Fart (the Mormon "f word")
8. Heck
9. Dangit
10. Dagnabit
11. Darn
12. Snot
13. Snap
14. Shut the front door
15. Shoot
16. Butt
17. Bottom
18. Backside
19. Poop
20. Crap (the Mormon "c word")
21. Peeved
22. Oh my gosh
23. Crud/Scrud
24. Golly
25. Gee whiz
26. Witch
1. Fudge
2. Fetch
3. Flip
4. Frigging
5. Freakin'
6. Suck
7. Fart (the Mormon "f word")
8. Heck
9. Dangit
10. Dagnabit
11. Darn
12. Snot
13. Snap
14. Shut the front door
15. Shoot
16. Butt
17. Bottom
18. Backside
19. Poop
20. Crap (the Mormon "c word")
21. Peeved
22. Oh my gosh
23. Crud/Scrud
24. Golly
25. Gee whiz
26. Witch